A 66-year-old man went to the doctor after experiencing an extremely itchy rash for the preceding 2 months. On examination, numerous sizable erythematous and edematous plaques with surrounding hyperpigmented patches were noted on his trunk. Some plaques had an arcuate configuration. The patient’s medical history was unremarkable except for a history of thymoma.
Can you diagnose the patient? Use the Differential Builder in VisualDx to help you.